At all the levels of the spinal cord, nerve cells in the gray substance are multipolar, varying much in their morphology. Many of them are Golgi type I and Golgi type II nerve cells. The axons of Golgi type I are long and pass out of the gray matter into the ventral spinal roots or the fiber tracts of the white matter.
Full Definition of MERCILESS. : having or showing no mercy: pitiless.
Guillemot: Guillemot, any of three species of black and white seabirds of the genus Cepphus, in the auk family, Alcidae. The birds have a pointed, black bill and red legs. In British usage, the name guillemot also refers to birds that in America are called murres. Guillemots are deep divers that feed on the bottom. The best known of the three species is the black guillemot, or tystie (C. grylle).